Base | Representation |
---|---|
bin | 100110011001… |
… | …1000010101100 |
3 | 1101212210221002 |
4 | 1030303002230 |
5 | 20123211022 |
6 | 1555255432 |
7 | 333055625 |
oct | 114630254 |
9 | 41783832 |
10 | 20132012 |
11 | 1040052a |
12 | 68aa578 |
13 | 422b544 |
14 | 2960a4c |
15 | 1b7a092 |
hex | 13330ac |
20132012 has 24 divisors (see below), whose sum is σ = 37449216. Its totient is φ = 9436928.
The previous prime is 20132011. The next prime is 20132053. The reversal of 20132012 is 21023102.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20131984 and 20132002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20132011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25658 + ... + 26430.
It is an arithmetic number, because the mean of its divisors is an integer number (1560384).
Almost surely, 220132012 is an apocalyptic number.
It is an amenable number.
20132012 is a deficient number, since it is larger than the sum of its proper divisors (17317204).
20132012 is a wasteful number, since it uses less digits than its factorization.
20132012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1177 (or 1175 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 20132012 is about 4486.8710701334. The cubic root of 20132012 is about 272.0376786039.
Adding to 20132012 its reverse (21023102), we get a palindrome (41155114).
The spelling of 20132012 in words is "twenty million, one hundred thirty-two thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •